/*

* Copyright 2011 The Emscripten Authors. All rights reserved.

* Emscripten is available under two separate licenses, the MIT license and the

* University of Illinois/NCSA Open Source License. Both these licenses can be

* found in the LICENSE file.

*/

#include <stdio.h>

#include <errno.h>

#include <unistd.h>

#include <fcntl.h>

#include <assert.h>

int main() {

int f = open(".", O_RDONLY);

int ret = fsync(f);

printf("fsync(opened): %d\n", ret);

printf("errno: %d\n", errno);

assert(ret == 0);

assert(errno == 0);

errno = 0;

ret = close(f);

printf("close(opened): %d\n", ret);

printf("errno: %d\n", errno);

assert(ret == 0);

assert(errno == 0);

errno = 0;

ret = fsync(f);

printf("fsync(closed): %d\n", ret);

printf("errno: %d\n", errno);

assert(ret == -1);

assert(errno == EBADF);

errno = 0;

ret = close(f);

printf("close(closed): %d\n", ret);

printf("errno: %d\n", errno);

assert(ret == -1);

assert(errno == EBADF);

errno = 0;

return 0;

}